intel/skylake: IRQ programming through UPD

Implemented Device IRQ porgramming, PxRC to IRQ mapping,
GPIO IRQ routing, SCI IRQ select through UPD

BUG=NONE
BRANCH=NONE
CQ-DEPEND=CL:*232948
TEST= build and booted sklrvp,kunimitsu with this changes.

Change-Id: Ic98074491fe5251a48ed55b6fb7ef31809c3abf3
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 534bd65e5df8654d745c8efe491a332336c9cdc3
Original-Change-Id: I4ea6f3cdb15d371c6023bfd046f3475290f5aa26
Original-Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Original-Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/291403
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/12146
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
6 files changed